./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:53,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:53,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:56:53,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:53,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:53,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:53,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:53,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:53,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:53,908 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:53,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:53,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:53,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:53,910 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:56:53,910 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:56:53,911 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:56:53,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:53,911 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:56:53,912 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:53,912 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:53,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:53,913 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:53,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:53,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:53,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:53,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:53,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:53,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:53,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:53,917 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbea62dc4a872959247118f049e63d406eb1e848bb1ed8397f1082fdec77074c [2023-11-19 03:56:54,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:54,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:54,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:54,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:54,244 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:54,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2023-11-19 03:56:57,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:57,827 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:57,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test2-1.i [2023-11-19 03:56:57,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/data/8a650b48d/6cc6c62ecd8341dda468d5d63a6f2b16/FLAG924df62fd [2023-11-19 03:56:57,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/data/8a650b48d/6cc6c62ecd8341dda468d5d63a6f2b16 [2023-11-19 03:56:57,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:57,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:57,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:57,881 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:57,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:57,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:57" (1/1) ... [2023-11-19 03:56:57,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@443e34c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:57, skipping insertion in model container [2023-11-19 03:56:57,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:57" (1/1) ... [2023-11-19 03:56:57,963 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:58,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:58,666 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:58,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:58,800 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:56:58,808 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:58,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58 WrapperNode [2023-11-19 03:56:58,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:58,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:58,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:58,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:58,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:58,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:58,973 INFO L138 Inliner]: procedures = 208, calls = 237, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 1261 [2023-11-19 03:56:58,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:58,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:58,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:58,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:59,011 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,136 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:59,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:59,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:59,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:59,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:58" (1/1) ... [2023-11-19 03:56:59,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:59,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:59,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:59,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8878c216-591e-4a4f-b0a3-aa6e72ea8ca7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:59,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:56:59,282 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:56:59,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:56:59,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:56:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:56:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:56:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:56:59,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:59,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:56:59,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:59,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:59,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:59,547 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:59,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:01,848 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:03,329 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:03,329 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 03:57:03,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:03 BoogieIcfgContainer [2023-11-19 03:57:03,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:03,347 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:03,347 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:03,358 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:03,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:03" (1/1) ... [2023-11-19 03:57:03,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 815 states and 931 transitions. [2023-11-19 03:57:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 931 transitions. [2023-11-19 03:57:03,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:57:03,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:03,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 814 states and 930 transitions. [2023-11-19 03:57:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 930 transitions. [2023-11-19 03:57:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 03:57:03,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-19 03:57:04,079 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-19 03:57:04,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:57:04,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 812 states and 927 transitions. [2023-11-19 03:57:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 927 transitions. [2023-11-19 03:57:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:57:04,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 813 states and 929 transitions. [2023-11-19 03:57:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 929 transitions. [2023-11-19 03:57:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:57:04,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 812 states and 928 transitions. [2023-11-19 03:57:04,379 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 928 transitions. [2023-11-19 03:57:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:57:04,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 815 states and 933 transitions. [2023-11-19 03:57:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 933 transitions. [2023-11-19 03:57:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:57:04,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 814 states and 932 transitions. [2023-11-19 03:57:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 932 transitions. [2023-11-19 03:57:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:57:04,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 815 states and 934 transitions. [2023-11-19 03:57:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 934 transitions. [2023-11-19 03:57:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:04,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:05,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-19 03:57:05,216 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-19 03:57:05,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:05,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:05,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-19 03:57:05,615 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-19 03:57:05,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:05,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:05,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 816 states and 936 transitions. [2023-11-19 03:57:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 936 transitions. [2023-11-19 03:57:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:57:05,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 817 states and 938 transitions. [2023-11-19 03:57:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 938 transitions. [2023-11-19 03:57:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:05,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:05,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-19 03:57:05,909 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-19 03:57:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:57:05,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-19 03:57:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-19 03:57:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:57:06,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 819 states and 943 transitions. [2023-11-19 03:57:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 943 transitions. [2023-11-19 03:57:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:57:06,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 820 states and 944 transitions. [2023-11-19 03:57:06,233 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 944 transitions. [2023-11-19 03:57:06,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:57:06,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 821 states and 946 transitions. [2023-11-19 03:57:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 946 transitions. [2023-11-19 03:57:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:57:06,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 824 states and 950 transitions. [2023-11-19 03:57:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 950 transitions. [2023-11-19 03:57:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:57:06,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 826 states and 953 transitions. [2023-11-19 03:57:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 953 transitions. [2023-11-19 03:57:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:57:07,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:57:07,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 826 states and 951 transitions. [2023-11-19 03:57:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 951 transitions. [2023-11-19 03:57:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:57:07,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:57:07,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 826 states and 947 transitions. [2023-11-19 03:57:07,302 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 947 transitions. [2023-11-19 03:57:07,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:57:07,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:57:07,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:07,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 826 states and 945 transitions. [2023-11-19 03:57:07,390 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 945 transitions. [2023-11-19 03:57:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:57:07,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:57:07,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:07,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:57:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:07,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:07,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 828 states and 949 transitions. [2023-11-19 03:57:07,657 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 949 transitions. [2023-11-19 03:57:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:57:07,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:07,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:57:07,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:07,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:07,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:08,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 833 states and 957 transitions. [2023-11-19 03:57:08,399 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 957 transitions. [2023-11-19 03:57:08,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:57:08,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:08,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:08,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:08,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:08,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-19 03:57:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-19 03:57:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:57:08,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:09,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:09,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-19 03:57:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-19 03:57:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:57:09,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:09,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:09,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 835 states and 963 transitions. [2023-11-19 03:57:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 963 transitions. [2023-11-19 03:57:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:57:09,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:09,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 834 states and 962 transitions. [2023-11-19 03:57:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 962 transitions. [2023-11-19 03:57:09,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:57:09,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:09,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:09,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 835 states and 964 transitions. [2023-11-19 03:57:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 964 transitions. [2023-11-19 03:57:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:57:10,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:10,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:10,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 838 states and 970 transitions. [2023-11-19 03:57:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 970 transitions. [2023-11-19 03:57:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:57:10,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:10,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:10,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 837 states and 969 transitions. [2023-11-19 03:57:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 969 transitions. [2023-11-19 03:57:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:57:10,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:10,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:10,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 838 states and 971 transitions. [2023-11-19 03:57:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 971 transitions. [2023-11-19 03:57:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:57:11,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:11,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:11,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 837 states and 970 transitions. [2023-11-19 03:57:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 970 transitions. [2023-11-19 03:57:11,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:57:11,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:11,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:11,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:11,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:11,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 838 states and 972 transitions. [2023-11-19 03:57:11,962 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 972 transitions. [2023-11-19 03:57:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:57:11,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:12,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 841 states and 976 transitions. [2023-11-19 03:57:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 976 transitions. [2023-11-19 03:57:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:57:12,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:12,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:12,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 840 states and 975 transitions. [2023-11-19 03:57:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 975 transitions. [2023-11-19 03:57:12,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:57:12,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:12,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:12,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:12,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 841 states and 977 transitions. [2023-11-19 03:57:12,845 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 977 transitions. [2023-11-19 03:57:12,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:57:12,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:12,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:12,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 840 states and 976 transitions. [2023-11-19 03:57:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 976 transitions. [2023-11-19 03:57:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:57:12,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:13,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:13,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:13,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 841 states and 978 transitions. [2023-11-19 03:57:13,543 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 978 transitions. [2023-11-19 03:57:13,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:57:13,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:13,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:13,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 844 states and 982 transitions. [2023-11-19 03:57:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 982 transitions. [2023-11-19 03:57:13,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:57:13,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:13,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 843 states and 981 transitions. [2023-11-19 03:57:13,809 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 981 transitions. [2023-11-19 03:57:13,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:57:13,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:13,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:13,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 844 states and 983 transitions. [2023-11-19 03:57:14,479 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 983 transitions. [2023-11-19 03:57:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:57:14,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:14,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:14,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:14,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:14,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:14,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:14,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 843 states and 982 transitions. [2023-11-19 03:57:14,598 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 982 transitions. [2023-11-19 03:57:14,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:57:14,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:14,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:14,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:14,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:14,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 844 states and 984 transitions. [2023-11-19 03:57:15,251 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 984 transitions. [2023-11-19 03:57:15,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:15,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:15,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 847 states and 988 transitions. [2023-11-19 03:57:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 988 transitions. [2023-11-19 03:57:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:15,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:15,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 846 states and 987 transitions. [2023-11-19 03:57:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 987 transitions. [2023-11-19 03:57:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:15,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:15,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:15,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:15,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:16,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 847 states and 989 transitions. [2023-11-19 03:57:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 989 transitions. [2023-11-19 03:57:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:57:16,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:16,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 846 states and 988 transitions. [2023-11-19 03:57:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 988 transitions. [2023-11-19 03:57:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:57:16,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:16,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:16,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 847 states and 990 transitions. [2023-11-19 03:57:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 990 transitions. [2023-11-19 03:57:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:57:16,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:17,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:17,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:17,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 850 states and 994 transitions. [2023-11-19 03:57:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 994 transitions. [2023-11-19 03:57:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:57:17,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:17,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:17,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:17,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 849 states and 993 transitions. [2023-11-19 03:57:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 993 transitions. [2023-11-19 03:57:17,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:57:17,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:17,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:17,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:57:17,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:17,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:17,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:17,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 850 states and 995 transitions. [2023-11-19 03:57:17,877 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 995 transitions. [2023-11-19 03:57:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:57:17,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:17,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:17,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:17,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:17,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:18,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 853 states and 999 transitions. [2023-11-19 03:57:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 999 transitions. [2023-11-19 03:57:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:18,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:18,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:57:18,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:18,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:57:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:18,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:18,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 869 states and 1017 transitions. [2023-11-19 03:57:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1017 transitions. [2023-11-19 03:57:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:18,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:18,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:57:18,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:18,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:18,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 885 states and 1042 transitions. [2023-11-19 03:57:19,467 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1042 transitions. [2023-11-19 03:57:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:19,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:19,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:19,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:19,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:57:19,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:29,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:57:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 885 states and 1040 transitions. [2023-11-19 03:57:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1040 transitions. [2023-11-19 03:57:29,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:57:29,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:29,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:29,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:57:29,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:30,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:30,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 870 states and 1021 transitions. [2023-11-19 03:57:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1021 transitions. [2023-11-19 03:57:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:57:30,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:30,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:30,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:57:30,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:30,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:57:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:36,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:57:36,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 885 states and 1040 transitions. [2023-11-19 03:57:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1040 transitions. [2023-11-19 03:57:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:57:36,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:36,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:36,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:36,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:36,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 901 states and 1064 transitions. [2023-11-19 03:57:38,125 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1064 transitions. [2023-11-19 03:57:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:57:38,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:38,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:38,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:38,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:38,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:38,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 904 states and 1068 transitions. [2023-11-19 03:57:38,227 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1068 transitions. [2023-11-19 03:57:38,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:57:38,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:38,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:38,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:38,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:38,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:39,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 907 states and 1074 transitions. [2023-11-19 03:57:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1074 transitions. [2023-11-19 03:57:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:39,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:39,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:39,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:39,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:39,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 909 states and 1077 transitions. [2023-11-19 03:57:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1077 transitions. [2023-11-19 03:57:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:57:39,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:39,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:39,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:39,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:39,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 912 states and 1081 transitions. [2023-11-19 03:57:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1081 transitions. [2023-11-19 03:57:39,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:57:39,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:39,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:40,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:40,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:40,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:40,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:40,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 915 states and 1087 transitions. [2023-11-19 03:57:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1087 transitions. [2023-11-19 03:57:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:57:40,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:40,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:40,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:40,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 917 states and 1090 transitions. [2023-11-19 03:57:41,224 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1090 transitions. [2023-11-19 03:57:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:41,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:41,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:41,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:41,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 920 states and 1098 transitions. [2023-11-19 03:57:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1098 transitions. [2023-11-19 03:57:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:41,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:41,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:41,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:57:41,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:41,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:42,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 923 states and 1101 transitions. [2023-11-19 03:57:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1101 transitions. [2023-11-19 03:57:42,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:57:42,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:42,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:42,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:57:42,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.